/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.lucene.index;

/**
 * Subreader slice from a parent composite reader.
 *
 * @param start Document ID this slice starts from.
 * @param length Number of documents in this slice.
 * @param readerIndex Sub-reader index for this slice.
 * @lucene.internal
 */
public record ReaderSlice(int start, int length, int readerIndex) {

  /** Zero-length {@code ReaderSlice} array. */
  public static final ReaderSlice[] EMPTY_ARRAY = new ReaderSlice[0];
}
